package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

public class JDBCDemo5 {
    public static void main(String[] args) throws Exception {
        Class.forName("com.mysql.cj.jdbc.Driver");

        Connection connection = DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",
                "root", "root");
        System.out.println("与数据库链接成功");

        Statement statement = connection.createStatement();

        String sql = "DELETE FROM userinfo " +
                     "WHERE id = 1";
        int count = statement.executeUpdate(sql);
        System.out.println(count > 0 ? "删除成功" : "删除失败");
        statement.close();
    }
}
